Comet Leonard and the Whale Galaxy
Sweeping throughnorthern predawn skies, on November 24Comet Leonard (C/2021 A1)was caught betweentwo galaxies in thiscomposite telescopic image.Sporting a greenish coma the comet’s dusty tail seems to harpoon theheartof NGC 4631 (top) also known as the Whale Galaxy.Of courseNGC 4631 and NGC 4656(bottom, aka the Hockey Stick)are background galaxies some 25 million light-years away.
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